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fzus63 kmqt 251959
glfls 
156 

open lake forecast for lake superior
national weather service marquette mi
359 pm edt sun jun 25 2017

for waters beyond five nautical miles of shore on lake superior

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.

.synopsis...a 29.9 inch trough will linger over the upper great 
lakes through monday. the trough will dissipate as a 30.3 inch high 
pressure over the northern plains monday morning moves over the ohio 
valley tuesday and off the east coast on wednesday. a 29.4 inch low 
pressure over north dakota wednesday morning will reach northern 
lower michigan thursday morning and new england friday morning, as
a 29.5 inch low pressure makes its way from the central plains to
iowa.

lsz162-260400-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
359 pm edt sun jun 25 2017 /259 pm cdt sun jun 25 2017/

.late this afternoon...north winds 5 to 15 knots. patchy fog.
numerous rain showers. waves calm to 2 feet. 
.tonight...northwest winds 5 to 15 knots. patchy fog through
midnight. numerous rain showers through midnight, then scattered
rain showers after midnight. waves calm to 2 feet. 
.monday...west winds 5 to 15 knots backing southwest in the
afternoon. isolated rain showers through early afternoon. waves
calm to 2 feet. 
.monday night...west winds 10 to 20 knots. waves calm to 2 feet. 
.tuesday...southwest winds 10 to 20 knots. waves building to 1 to
3 feet, then subsiding to calm to 2 feet. 
.tuesday night...southwest winds 5 to 15 knots backing south
after midnight. waves calm to 2 feet. 
.wednesday...east winds 5 to 15 knots increasing to 10 to
20 knots by mid afternoon. showers. waves calm to 2 feet. 
.wednesday night...east winds 15 to 25 knots backing northeast
after midnight. rain showers likely through midnight. a chance of
rain showers after midnight. waves building to 1 to 3 feet. 
.thursday...northeast winds 10 to 20 knots. a chance of showers.
waves subsiding to calm to 2 feet. 
.friday...northeast winds 10 to 20 knots backing north. a chance
of rain showers. waves building to 1 to 3 feet, then subsiding to
calm to 2 feet. 

$$
fzus63 kmqt 251959
glfls 

lsz263-260400-
lake superior from saxon harbor wi to upper entrance to portage
canal mi 5nm off shore to the us/canadian border including isle
royale national park-
359 pm edt sun jun 25 2017

.late this afternoon...north winds less than 10 knots. patchy
fog. scattered rain showers. waves calm to 2 feet. 
.tonight...northwest winds 5 to 15 knots veering north late.
patchy fog. numerous rain showers. waves calm to 2 feet. 
.monday...northwest winds 5 to 15 knots backing southwest late.
isolated rain showers through early afternoon. waves calm to
2 feet. 
.monday night...west winds 5 to 15 knots. waves calm to 2 feet. 
.tuesday...west winds 5 to 15 knots becoming southwest 10 to
20 knots by mid afternoon. waves building to 1 to 3 feet. 
.tuesday night...southwest winds 10 to 20 knots becoming south
5 to 15 knots after midnight. waves subsiding to calm to 2 feet. 
.wednesday...southeast winds 5 to 15 knots backing east by mid
afternoon. a chance of showers through early afternoon, then
showers likely by mid afternoon. waves building to 1 to 3 feet. 
.wednesday night...east winds 10 to 20 knots backing northeast
after midnight. rain showers likely through midnight. a chance of
rain showers after midnight. waves building to 2 to 4 feet. 
.thursday...northeast winds 10 to 20 knots diminishing to 5 to
15 knots. a chance of rain showers. waves subsiding to calm to
2 feet. 
.friday...northeast winds 5 to 15 knots. a chance of rain
showers. waves building to 1 to 3 feet, then subsiding to calm to
2 feet. 

$$

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